Logo United Internet AG

AI Penetration Tester / AI Security Specialist

Job

  • Level
    Experienced
  • Job Field
    IT, Security, Test/QA
  • Employment Type
    Full Time
  • Contract Type
    Permanent employment
  • Location
    Montabaur, Karlsruhe
  • Working Model
    Hybrid, Onsite
  • Job Summary

    In this role, you conduct penetration tests on AI systems, identify vulnerabilities, develop security measures, and implement modern testing methods to secure AI applications.

    Job Technologies

    Your role in the team

    • In this role, you will assume a key position in securing modern AI and GenAI systems and actively contribute to identifying and addressing vulnerabilities early on.
    • Conducting penetration tests on AI-/GenAI systems (e.g., LLM applications, RAG systems, AI agents)
    • Simulation of realistic attack scenarios such as Prompt Injection, Jailbreaks, Data Leakage, Model Manipulation, and Retrieval Attacks
    • Identification, analysis, and documentation of vulnerabilities throughout the entire AI lifecycle.
    • Development and implementation of security measures (e.g., guardrails, input/output filtering, access controls)
    • Support in building secure AI architectures in the sense of 'Secure AI by Design'
    • Close collaboration with AI/ML engineers to integrate security into development processes.
    • Development and further advancement of AI-specific pentest methodologies, playbooks, and test frameworks.
    • Development of automated security tests (e.g., Red Teaming, Adversarial Testing)
    • Conducting security assessments, reviews, as well as preparing audit reports and risk assessments.
    • Consulting development teams on AI security best practices as well as conducting training sessions and workshops.

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    Our expectations of you

    Education

    • Successfully completed degree, e.g., in Computer Science, IT Security, Cyber Security, or a comparable course of study.

    Qualifications

    • Solid knowledge of web and API security (e.g., OWASP Top 10)
    • Understanding of modern AI-/GenAI systems (e.g., LLMs, RAG, API-based architectures)
    • Analytical thinking skills and the ability to empathize with attacker perspectives
    • Knowledge of relevant frameworks (e.g., OWASP Top 10 for LLM Applications, NIST AI RMF)
    • Knowledge in Cloud Security (e.g., AWS, Azure)

    Experience

    • Several years of experience in IT security, penetration testing, or offensive security.
    • Experience in security testing, vulnerability analysis, and exploitation, as well as good programming skills (e.g., Python) for automating tests.
    • Experience in AI Security, LLM Security, or Red Teaming
    • Experience with Adversarial Machine Learning
    • Experience in regulated industries (e.g., telecommunications, finance)

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    What we offer

    • Attractive salary
    • Strong community of team players
    • Trust-based working hours with flexible scheduling and the possibility to work up to 40% remotely.
    • Numerous training opportunities online and offline
    • Discounts on 1&1 products and various leisure offers
    • Company-owned restaurant
    • Free drinks and fresh fruit

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    Benefits

    Work-Life-Integration

    Health, Fitness & Fun

    Food & Drink

    Topics that you deal with on the job

    Job Locations

    • Location Karlsruhe

      Baden-Württemberg

      Germany

    • Location Montabaur

      Rheinland-Pfalz

      Germany

    This is your employer

    United Internet AG

    United Internet AG

    As the leading provider of communication solutions in Germany, we offer our users a safe and reliable way to communicate with our strong brands: 1&1, GMX, WEB.DE, and mail.com—despite handling 500 million incoming emails every day!

    Description

  • Company Type
    Established Company
  • Working Model
    Full Remote, Hybrid, Onsite
  • Industry
    Internet, IT, Telecommunication
  • Dev Reviews

    by devworkplaces.com

    Total

    (1 Review)
    3.4
    • Engineering

      3.3
    • Workingconditions

      3.8
    • Career Growth

      3.2
    • Culture

      3.2
    Show All Dev Reviews
    Logo United Internet AG

    AI Penetration Tester / AI Security Specialist

    Location
    Montabaur, Karlsruhe
    Working Model
    Hybrid, Onsite
    Diversity
    Open for all genders

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